APA (7th ed.) Citation

Updike, J., & Burkert, N. E. (1965). A child's calendar. Knopf.

Chicago Style (17th ed.) Citation

Updike, John, and Nancy Ekholm Burkert. A Child's Calendar. New York: Knopf, 1965.

MLA (9th ed.) Citation

Updike, John, and Nancy Ekholm Burkert. A Child's Calendar. Knopf, 1965.